Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 20:40

General

  • Target

    0f7450e7497d1318dfbe4a85e2534612_JaffaCakes118.exe

  • Size

    213KB

  • MD5

    0f7450e7497d1318dfbe4a85e2534612

  • SHA1

    c1c8d7e44f6f274fc581f7f8f4816d41e79acba8

  • SHA256

    bf0ba638e0d04ee95923ac4f8ef1b465914fae2a9af4b15dcc902dd334239d04

  • SHA512

    ac4fba6001485dd8e4acd7ceddeef2702831edbd5f59cbfed73badb0f85aadf30695dc88221b7e6c1b637ea0cb48df72851e47fd4c1e70180afbd21ee04dcfdb

  • SSDEEP

    3072:L3c1KtP4AJJLRJzNuQdkA7iBCIOox1sy0+w3CtlOSBRPue8V3FqgKh61IHMhOcke:jFPjnk8T657kS9TJ8VQgM6CHzLD5oJ

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • NSIS installer 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2696
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2716
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3028
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3508
                  • C:\Users\Admin\AppData\Local\Temp\0f7450e7497d1318dfbe4a85e2534612_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\0f7450e7497d1318dfbe4a85e2534612_JaffaCakes118.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3216
                    • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
                      "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
                      3⤵
                      • Executes dropped EXE
                      PID:2340
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3668
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3864
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3956
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4020
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:732
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3920
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                              1⤵
                                PID:4728
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4836

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\0E573DE4_Rar\Au_.exe

                                  Filesize

                                  141KB

                                  MD5

                                  c36e02b8b4b8895f83b505445354e72f

                                  SHA1

                                  30d1a2e8a1f97f585727fc1d7b8cd4a59b379f0c

                                  SHA256

                                  8051bf33b481ad52a4515d6c03c5782f663f855a0ff35dafb30efd1bec3b166b

                                  SHA512

                                  0f6d91ddb93ab81507ef1789faf99b5f3fd3914c57ab1a84593364e04fdcc631eb6eb2cc53afdc519862326bd8f5b9ae1272af4c92e20cfa35a30b0b72cb398d

                                • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

                                  Filesize

                                  213KB

                                  MD5

                                  0f7450e7497d1318dfbe4a85e2534612

                                  SHA1

                                  c1c8d7e44f6f274fc581f7f8f4816d41e79acba8

                                  SHA256

                                  bf0ba638e0d04ee95923ac4f8ef1b465914fae2a9af4b15dcc902dd334239d04

                                  SHA512

                                  ac4fba6001485dd8e4acd7ceddeef2702831edbd5f59cbfed73badb0f85aadf30695dc88221b7e6c1b637ea0cb48df72851e47fd4c1e70180afbd21ee04dcfdb

                                • memory/2340-36-0x0000000000400000-0x0000000000451000-memory.dmp

                                  Filesize

                                  324KB

                                • memory/2340-30-0x0000000000400000-0x0000000000451000-memory.dmp

                                  Filesize

                                  324KB

                                • memory/3216-31-0x0000000000400000-0x0000000000451000-memory.dmp

                                  Filesize

                                  324KB

                                • memory/3216-22-0x0000000002230000-0x0000000002232000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3216-11-0x0000000002230000-0x0000000002232000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3216-26-0x0000000002260000-0x00000000032EE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3216-0-0x0000000000400000-0x0000000000451000-memory.dmp

                                  Filesize

                                  324KB

                                • memory/3216-3-0x0000000002260000-0x00000000032EE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3216-7-0x0000000002260000-0x00000000032EE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3216-12-0x0000000002230000-0x0000000002232000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3216-10-0x0000000002260000-0x00000000032EE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3216-6-0x0000000002260000-0x00000000032EE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3216-5-0x0000000002260000-0x00000000032EE000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/3216-9-0x0000000002240000-0x0000000002241000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3216-8-0x0000000002230000-0x0000000002232000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3216-1-0x0000000002260000-0x00000000032EE000-memory.dmp

                                  Filesize

                                  16.6MB